APA Style
Project English: Integrated Teaching Units. (1973).
Illinois:
NATIONAL TEXBOOK.
Chicago Style
Project English: Integrated Teaching Units.
.
Illinois:
NATIONAL TEXBOOK,
1973.
.
MLA Style
Project English: Integrated Teaching Units.
.
Illinois:
NATIONAL TEXBOOK,
1973.
.
Turabian Style
Project English: Integrated Teaching Units.
Illinois:
NATIONAL TEXBOOK,
1973.
.